Merge pull request #97894 from paulloz/dotnet/export-tool-button

Implement `[ExportToolButton]`

modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests/TestData/Sources/ExportDiagnostics_GD0108.cs

@@ -0,0 +1,8 @@
+using Godot;
+using Godot.Collections;
+
+public partial class ExportDiagnostics_GD0108 : Node
+{
+    [ExportToolButton("")]
+    public Callable {|GD0108:MyButton|};
+}

modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests/TestData/Sources/ExportDiagnostics_GD0109.cs

@@ -0,0 +1,9 @@
+using Godot;
+using Godot.Collections;
+
+[Tool]
+public partial class ExportDiagnostics_GD0109 : Node
+{
+    [Export, ExportToolButton("")]
+    public Callable {|GD0109:MyButton|};
+}

modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests/TestData/Sources/ExportDiagnostics_GD0110.cs

@@ -0,0 +1,9 @@
+using Godot;
+using Godot.Collections;
+
+[Tool]
+public partial class ExportDiagnostics_GD0110 : Node
+{
+    [ExportToolButton("")]
+    public string {|GD0110:MyButton|};
+}

modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests/TestData/Sources/ExportedToolButtons.cs

@@ -0,0 +1,12 @@
+using Godot;
+using System;
+
+[Tool]
+public partial class ExportedToolButtons : GodotObject
+{
+    [ExportToolButton("Click me!")]
+    public Callable MyButton1 => Callable.From(() => { GD.Print("Clicked MyButton1!"); });
+
+    [ExportToolButton("Click me!", Icon = "ColorRect")]
+    public Callable MyButton2 => Callable.From(() => { GD.Print("Clicked MyButton2!"); });
+}